Updates for Python 3.10 and Ubuntu 22.04

Removes the loop parameter passing
Updates dependencies

Change-Id: Idf86a86691afe6e1fd92dd2e3ace1955a0680efe
Signed-off-by: Mark Beierl <mark.beierl@canonical.com>
diff --git a/osm_policy_module/common/lcm_client.py b/osm_policy_module/common/lcm_client.py
index c94a424..e78420d 100644
--- a/osm_policy_module/common/lcm_client.py
+++ b/osm_policy_module/common/lcm_client.py
@@ -21,7 +21,6 @@
 # For those usages not covered by the Apache License, Version 2.0 please
 # contact: bdiaz@whitestack.com or glavado@whitestack.com
 ##
-import asyncio
 import datetime
 import json
 import logging
@@ -40,12 +39,9 @@
     Client to communicate with LCM through the message bus.
     """
 
-    def __init__(self, config: Config, loop=None):
+    def __init__(self, config: Config):
         self.db_client = CommonDbClient(config)
         self.msg_bus = MessageBusClient(config)
-        if not loop:
-            loop = asyncio.get_event_loop()
-        self.loop = loop
 
     async def scale(
         self, nsr_id: str, scaling_group_name: str, vnf_member_index: str, action: str